21.The building will be rebuild next year
22.It's over 20 years when he last came back to his home village
23.I have never seen before
24.We haven't met each other for ten years
25.Mai said it was rained heavily outside
26.Is this the first time I have ever played a computer game
27.The statue of liberty was presented to the United States bay France in 1876
29.Experiments should be stopped on animals
31.Do you mind turning on the television?
32.I'd like using the office phone